Home / 7,518,206.16-10,375,132.05-4,080,448.71

Finding the Fourth Proportional to 7,518,206.16, 10,375,132.05 and 4,080,448.71

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Solution

The fourth proportional to 7,518,206.16, 10,375,132.05 and 4,080,448.71 is: 5,631,023.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,206.16 : 10,375,132.05 = 4,080,448.71 : x
  2. Step 2: Convert to fraction form
    7,518,206.16/10,375,132.05 = 4,080,448.71/x
  3. Step 3: Cross multiply
    7,518,206.16x = 10,375,132.05 × 4,080,448.71
  4. Step 4: Simplify right side
    7,518,206.16x = 42,335,194,189,502.16
  5. Step 5: Solve for x
    x = 42,335,194,189,502.16/7,518,206.16
  6. Step 6: Final answer
    x = 5,631,023.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.